Knowledge base for software setup, errors, and daily tool work.

How to Fix Outlook Rate Limit Error

If you see an error like "You've hit a temporary limit" or "Try again later" when sending email i...

Checklist for Running Windows Search on Ubuntu

If you've recently switched from Windows to Ubuntu, you might miss the instant file search that W...

Fix Missing Windows Security After Update

After a Windows update, you might find that Windows Security (formerly Windows Defender) is missi...

How to Install Windows Security Offline Without Internet

If you're setting up a Windows machine that has no internet connection—perhaps a secure lab, an a...

Fix Command Prompt Sync Issue with System Clock

Fix Redis Connection Refused Due to Firewall Settings

If you see 'Redis connection refused' when trying to connect to a remote Redis server, a firewall...